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muminat
1 year ago
11

Science!

Biology
1 answer:
marshall27 [118]1 year ago
8 0
2. White Dwarf Stage
The sun will run out of nuclear fuel and slowly cool down over many billions of years.
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A new microorganism has been isolated from hot springs in Yellowstone National Park. It consists of single cells, which appear t
horsena [70]

Answer:

Bacteria

Explanation:

Bacteria are a group of single celled organisms that are neither plants or animals.

Bacteria lack cell organelles such as the nucleus and the chlorophyll.

They can be found in many environments and most of them are adapted to survive in extreme environments such as hot-springs where the temperatures are extremely high.

Unlike the plant cell wall, bacterial cell wall has a layer of peptidoglucan which determines their shape. Their cytoplasm contains both DNA and RNA.

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4 years ago
include T and B cells that are used to produce antibodies against antigens and destroy pathogens that enter the body.
sineoko [7]
Can you please answer my question promise I will help you answer this one
5 0
4 years ago
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Differentiate between asexual and sexual production
Rasek [7]

Answer:

In Asexual reproduction, there is only one parent needed to reproduce.

For ex - Yeast reproduces by budding, potatoes reproduce by vegetative reproduction.

In sexual reproduction, two parents, one male and female are required.

For ex - Marigold reproduce by it's reproductive organs and Apple reproduce by it's reproductive organs and forms new seeds.

Explanation:

Hope my explanation helps ♥️♥️♥️

4 0
3 years ago
Describe how the structure of a virus aids in its ability to infect cells.
Varvara68 [4.7K]

Virulence factors of virus aids in its ability to infect cells.  

Explanation:

Virulence factors help pathogenic microbes to infect host cells by virulence mechanisms – invade host, cause and spread disease, evade the defense or immune mechanism of the host. These factors makes the virus to grow, replicate, and modify the host cells due to its toxicity.  

Viruses binds to the receptor protein of the host cell.

Different types of virulent factors are: invasion factors, adhesive or adherent factors, capsules, endo and exotoxins, etc.  

The virulence factors decides the severity and rate of spread of an infection

6 0
3 years ago
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A student uses a balance to determine the mass of a feather. Which is most likely to be correct? A 10grams, B 10meters, C 10lite
Alla [95]
It would most likely be A. 10grams considering grams is the smallest and we are talking about a feather.
5 0
3 years ago
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